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add cross-references to pure evaluation mode

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use consistent wording everywhere.
add some details on the configuration option documentation.
This commit is contained in:
Valentin Gagarin 2023-05-17 14:59:47 +02:00
parent 549f8dc97b
commit 6a5a8f51bb
5 changed files with 21 additions and 18 deletions
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9
doc/manual/src/language/builtin-constants.md
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@ -18,6 +18,8 @@ These constants are built into the Nix language evaluator:
identifier for the Nix installation on which the expression is being
evaluated, such as `"i686-linux"` or `"x86_64-darwin"`.
Not available in [pure evaluation mode](@docroot@/command-ref/conf-file.md#conf-pure-eval).
- [`builtins.currentTime`]{#builtins-currentTime} (integer)
Return the [Unix time](https://en.wikipedia.org/wiki/Unix_time) at first evaluation.
@ -36,7 +38,6 @@ These constants are built into the Nix language evaluator:
1683705525
```
> **Warning**
>
> This is intended for testing and debugging only.
> Do not use it in production systems, since an impure, that is, non-constant value will break reproducibility.
The [store path](@docroot@/glossary.md#gloss-store-path) of a derivation depending on `currentTime` will differ for each evaluation.
Not available in [pure evaluation mode](@docroot@/command-ref/conf-file.md#conf-pure-eval).